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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_REPORTER_HPP_INCLUDED
#define CATCH_INTERFACES_REPORTER_HPP_INCLUDED
#include <catch2/catch_section_info.hpp>
#include <catch2/catch_totals.hpp>
#include <catch2/catch_assertion_result.hpp>
#include <catch2/internal/catch_message_info.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <catch2/internal/catch_test_run_info.hpp>
#include <catch2/internal/catch_unique_ptr.hpp>
#include <catch2/benchmark/detail/catch_benchmark_stats.hpp>
#include <map>
#include <string>
#include <vector>
#include <iosfwd>
namespace Catch {
struct ReporterDescription;
struct ListenerDescription;
struct TagInfo;
struct TestCaseInfo;
class TestCaseHandle;
class IConfig;
class IStream;
enum class ColourMode : std::uint8_t;
struct ReporterConfig {
ReporterConfig( IConfig const* _fullConfig,
Detail::unique_ptr<IStream> _stream,
ColourMode colourMode,
std::map<std::string, std::string> customOptions );
ReporterConfig( ReporterConfig&& ) = default;
ReporterConfig& operator=( ReporterConfig&& ) = default;
~ReporterConfig(); // = default
Detail::unique_ptr<IStream> takeStream() &&;
IConfig const* fullConfig() const;
ColourMode colourMode() const;
std::map<std::string, std::string> const& customOptions() const;
private:
Detail::unique_ptr<IStream> m_stream;
IConfig const* m_fullConfig;
ColourMode m_colourMode;
std::map<std::string, std::string> m_customOptions;
};
struct AssertionStats {
AssertionStats( AssertionResult const& _assertionResult,
std::vector<MessageInfo> const& _infoMessages,
Totals const& _totals );
AssertionStats( AssertionStats const& ) = default;
AssertionStats( AssertionStats && ) = default;
AssertionStats& operator = ( AssertionStats const& ) = delete;
AssertionStats& operator = ( AssertionStats && ) = delete;
AssertionResult assertionResult;
std::vector<MessageInfo> infoMessages;
Totals totals;
};
struct SectionStats {
SectionStats( SectionInfo&& _sectionInfo,
Counts const& _assertions,
double _durationInSeconds,
bool _missingAssertions );
SectionInfo sectionInfo;
Counts assertions;
double durationInSeconds;
bool missingAssertions;
};
struct TestCaseStats {
TestCaseStats( TestCaseInfo const& _testInfo,
Totals const& _totals,
std::string&& _stdOut,
std::string&& _stdErr,
bool _aborting );
TestCaseInfo const * testInfo;
Totals totals;
std::string stdOut;
std::string stdErr;
bool aborting;
};
struct TestRunStats {
TestRunStats( TestRunInfo const& _runInfo,
Totals const& _totals,
bool _aborting );
TestRunInfo runInfo;
Totals totals;
bool aborting;
};
//! By setting up its preferences, a reporter can modify Catch2's behaviour
//! in some regards, e.g. it can request Catch2 to capture writes to
//! stdout/stderr during test execution, and pass them to the reporter.
struct ReporterPreferences {
//! Catch2 should redirect writes to stdout and pass them to the
//! reporter
bool shouldRedirectStdOut = false;
//! Catch2 should call `Reporter::assertionEnded` even for passing
//! assertions
bool shouldReportAllAssertions = false;
};
/**
* The common base for all reporters and event listeners
*
* Implementing classes must also implement:
*
* //! User-friendly description of the reporter/listener type
* static std::string getDescription()
*
* Generally shouldn't be derived from by users of Catch2 directly,
* instead they should derive from one of the utility bases that
* derive from this class.
*/
class IEventListener {
protected:
//! Derived classes can set up their preferences here
ReporterPreferences m_preferences;
//! The test run's config as filled in from CLI and defaults
IConfig const* m_config;
public:
IEventListener( IConfig const* config ): m_config( config ) {}
virtual ~IEventListener(); // = default;
// Implementing class must also provide the following static methods:
// static std::string getDescription();
ReporterPreferences const& getPreferences() const {
return m_preferences;
}
//! Called when no test cases match provided test spec
virtual void noMatchingTestCases( StringRef unmatchedSpec ) = 0;
//! Called for all invalid test specs from the cli
virtual void reportInvalidTestSpec( StringRef invalidArgument ) = 0;
/**
* Called once in a testing run before tests are started
*
* Not called if tests won't be run (e.g. only listing will happen)
*/
virtual void testRunStarting( TestRunInfo const& testRunInfo ) = 0;
//! Called _once_ for each TEST_CASE, no matter how many times it is entered
virtual void testCaseStarting( TestCaseInfo const& testInfo ) = 0;
//! Called _every time_ a TEST_CASE is entered, including repeats (due to sections)
virtual void testCasePartialStarting( TestCaseInfo const& testInfo, uint64_t partNumber ) = 0;
//! Called when a `SECTION` is being entered. Not called for skipped sections
virtual void sectionStarting( SectionInfo const& sectionInfo ) = 0;
//! Called when user-code is being probed before the actual benchmark runs
virtual void benchmarkPreparing( StringRef benchmarkName ) = 0;
//! Called after probe but before the user-code is being benchmarked
virtual void benchmarkStarting( BenchmarkInfo const& benchmarkInfo ) = 0;
//! Called with the benchmark results if benchmark successfully finishes
virtual void benchmarkEnded( BenchmarkStats<> const& benchmarkStats ) = 0;
//! Called if running the benchmarks fails for any reason
virtual void benchmarkFailed( StringRef benchmarkName ) = 0;
//! Called before assertion success/failure is evaluated
virtual void assertionStarting( AssertionInfo const& assertionInfo ) = 0;
//! Called after assertion was fully evaluated
virtual void assertionEnded( AssertionStats const& assertionStats ) = 0;
//! Called after a `SECTION` has finished running
virtual void sectionEnded( SectionStats const& sectionStats ) = 0;
//! Called _every time_ a TEST_CASE is entered, including repeats (due to sections)
virtual void testCasePartialEnded(TestCaseStats const& testCaseStats, uint64_t partNumber ) = 0;
//! Called _once_ for each TEST_CASE, no matter how many times it is entered
virtual void testCaseEnded( TestCaseStats const& testCaseStats ) = 0;
/**
* Called once after all tests in a testing run are finished
*
* Not called if tests weren't run (e.g. only listings happened)
*/
virtual void testRunEnded( TestRunStats const& testRunStats ) = 0;
/**
* Called with test cases that are skipped due to the test run aborting.
* NOT called for test cases that are explicitly skipped using the `SKIP` macro.
*
* Deprecated - will be removed in the next major release.
*/
virtual void skipTest( TestCaseInfo const& testInfo ) = 0;
//! Called if a fatal error (signal/structured exception) occurred
virtual void fatalErrorEncountered( StringRef error ) = 0;
//! Writes out information about provided reporters using reporter-specific format
virtual void listReporters(std::vector<ReporterDescription> const& descriptions) = 0;
//! Writes out the provided listeners descriptions using reporter-specific format
virtual void listListeners(std::vector<ListenerDescription> const& descriptions) = 0;
//! Writes out information about provided tests using reporter-specific format
virtual void listTests(std::vector<TestCaseHandle> const& tests) = 0;
//! Writes out information about the provided tags using reporter-specific format
virtual void listTags(std::vector<TagInfo> const& tags) = 0;
};
using IEventListenerPtr = Detail::unique_ptr<IEventListener>;
} // end namespace Catch
#endif // CATCH_INTERFACES_REPORTER_HPP_INCLUDED
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